<!DOCTYPE html>
<html>

<head>
    <link rel="stylesheet" href="./sass/style.css" type="text/css">
</head>

<body>
    <img 
    srcset="./images/1.jpeg 2x, ./images/3.jpeg 1x" 
    src="./images/2.jpeg" 
    sizes="(max-width: 320px) 280px,(max-width: 480px) 440px,800px" 
    alt="">
</body>

</html>